Mastering Ubuntu Server, Fifth Edition: Strong Foundations with a Few Sharp Edges
A hands-on review of Ken VanDine and Jay LaCroix's practical guide to Ubuntu Server 26.04, based on the supplied Early Review Copy.
In a World with Threats Around Every Corner...
security made simple
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Do AI Firewall Sidecars Make Sense with Vendor-Hosted LLMs?
A reader of the Cybersecurity Architect's Handbook Second Edition recently asked whether the Kubernetes sidecar pattern discussed in Chapter 13 applies only when an organization hosts its own large language model. The short answer is no.
Seeing Cybersecurity Architect’s Handbook in the Wild Never Gets Old
Seeing a well-read copy of Cybersecurity Architect’s Handbook, Second Edition out in the wild never gets old.
Watching the Network You Built - Network Security Part 2
Part 2 puts the security in motion: services, the monitoring pipeline your log lines feed, wireless done currently, safe remote access, and where it all leads.
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Mastering Ubuntu Server, Fifth Edition: Strong Foundations with a Few Sharp Edges
A hands-on review of Ken VanDine and Jay LaCroix's practical guide to Ubuntu Server 26.04, based on the supplied Early Review Copy.
Do AI Firewall Sidecars Make Sense with Vendor-Hosted LLMs?
A reader of the Cybersecurity Architect's Handbook Second Edition recently asked whether the Kubernetes sidecar pattern discussed in Chapter 13 applies only when an organization hosts its own large language model. The short answer is no.
Seeing Cybersecurity Architect’s Handbook in the Wild Never Gets Old
Seeing a well-read copy of Cybersecurity Architect’s Handbook, Second Edition out in the wild never gets old.
Watching the Network You Built - Network Security Part 2
Part 2 puts the security in motion: services, the monitoring pipeline your log lines feed, wireless done currently, safe remote access, and where it all leads.
The Packet Walk Comes First - Network Security Part 1
Network security is controls placed where traffic must pass. Part 1 builds the floor: addressing, switching, routing, and your first enforcement reps.
Windows Fundamentals for Cybersecurity, Part 2: The Server Assumes You Are Elsewhere
Part 1, The Machine and Its Evidence established one working rule: the GUI shows you what exists, and PowerShell is how you inspect it precisely and repeat the work across ten machines. Windows Server administration assumes you are somewhere else...
Windows Fundamentals for Cybersecurity, Part 1: The Machine and Its Evidence
Your first job in this field will hand you a domain-joined Windows machine and expect competence by Friday. Nearly every security career runs through the Windows estate whether it was planned or not...
The Terminal Is a Conversation
My first Linux distribution no longer exists. I mention that because it lands two points at once: Linux is old enough to have history, and the skills transfer anyway...
Vaultwarden and HashiCorp Vault: Different Jobs in the Same Secrets Architecture
Yesterday I wrote about moving autonomous-agent secrets out of a flat .env file. Why I kept Vaultwarden for people and recovery, added HashiCorp Vault for workloads, and treated identity, audit, PKI, and tested recovery as part of the deployment rather than follow-up work.
Moving Autonomous Agent Secrets Out of .env
For a long time, my autonomous agent found credentials the same way many applications do. Why I replaced a flat environment file with scoped Vaultwarden access, short-lived agent sessions, and a verified audit trail that now reaches Graylog and Wazuh.
The 45Drives Professional Pro15: Storage You Actually Own
Most of the storage I have bought across my career came from a few of the usual vendors, and most of it worked. It also came with things I could not source elsewhere, firmware that refused drives and software layer I paid for every year whether I used it or not. The Pro15 is a different animal...